Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813508 | Apparatus and method for mobile communication | Takehiko Shioda, Katsunori Arakawa, Osamu Yamazaki, Masami Suzuki, Yasuteru Kodama +3 more | 2004-11-02 |
| 6794982 | Multidirectional input device and electronic apparatus comprising it | Hiroyasu Okada, Tamotsu Yamamoto, Masaki Sawada, Keiji Kaizaki | 2004-09-21 |
| 6750408 | Multi-directional operation switch and multi-directional input device using the same | Hiroyasu Okada, Masaki Sawada, Tamotsu Yamamoto | 2004-06-15 |
| 6731675 | Receiving device for spread spectrum communication system | Manabu Nohara, Osamu Yamazaki, Yasuteru Kodama, Masami Suzuki, Katsunori Arakawa +4 more | 2004-05-04 |